Raytheon, Aurora, Colorado, was awarded a $15,047,091 bilateral supplemental agreement modification (P00392) to previously awarded Next Generation Operational Control Segment (OCX) contract FA8807-10-C-0001 for additional development contractor support for OCX. This modification extends sustainment for the Block 0 Launch and Checkout System and certain other fielded components of OCX by nine months. The location of performance is primarily Aurora, Colorado, and is expected to be completed by Dec. 1, 2023. Fiscal 2023 research, development, test, and evaluation funds in the amount of $15,047,091 are being obligated at the time of award. Total cumulative face value of the contract is $3,919,145,910. Space Systems Command, Los Angeles Air Force Base, El Segundo, California, is the contracting activity.